Pith Number

pith:F4ZOBEH3

pith:2006:F4ZOBEH35FUXAGDRTJ2WDHP5QO

not attested not anchored not stored refs pending

Local Group(s)

Eva K. Grebel (U. Basel)

arxiv:astro-ph/0605564 v1 · 2006-05-22 · astro-ph

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{F4ZOBEH35FUXAGDRTJ2WDHP5QO}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more · Embed verified badge

Record completeness

1 Bitcoin timestamp

2 Internet Archive

3 Author claim open · sign in to claim

4 Citations open

5 Replications open

✓ Portable graph bundle live · download bundle · merged state

The bundle contains the canonical record plus signed events. A mirror can host it anywhere and recompute the same current state with the deterministic merge algorithm.

Receipt and verification

First computed	2026-05-18T01:40:31.889221Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2f32e090fbe9697018719a75619dfd8394d60a4e4c510a44bfbbb874925c6aa1

Aliases

arxiv: astro-ph/0605564 · arxiv_version: astro-ph/0605564v1 · doi: 10.48550/arxiv.astro-ph/0605564 · pith_short_12: F4ZOBEH35FUX · pith_short_16: F4ZOBEH35FUXAGDR · pith_short_8: F4ZOBEH3

Agent API

Resolver JSON Graph JSON Events JSON Schema Signing key

Verify this Pith Number yourself

curl -sH 'Accept: application/ld+json' https://pith.science/pith/F4ZOBEH35FUXAGDRTJ2WDHP5QO \
  | jq -c '.canonical_record' \
  | python3 -c "import sys,json,hashlib; b=json.dumps(json.loads(sys.stdin.read()), sort_keys=True, separators=(',',':'), ensure_ascii=False).encode(); print(hashlib.sha256(b).hexdigest())"
# expect: 2f32e090fbe9697018719a75619dfd8394d60a4e4c510a44bfbbb874925c6aa1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6d1249b0052eee363f23d6945fd916b9e328c761b6ce7911580e6ef6e36e77c4",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2006-05-22T18:53:15Z",
    "title_canon_sha256": "98ced6eba1238be37284bd63629acda4faf87fc13d176bfe0b9c148e356e7dd0"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0605564",
    "kind": "arxiv",
    "version": 1
  }
}